i use scotts winterguard. >> where than half a billion people around the country use facebook. opense social networkin" this weekend. >> a college student named mark zuckerberger came up with an idea. the man who created facebook. >> this guy is trying to fit in. has good intentions but does not have the social where fault to do that. >> we know he stole our idea. >> this is at the center of the film, which also stars justin timberlake. legal depositions and personal interviews gave sorkin multiple viewpoints from the same effect. >> instead of choosing one version, i'm going -- i liked the fact that there were three different versions of the story. >> regardless of which version is most accurate, there is no disputing facebook's impact. >> you can connect with people you have not been in touch with for long time. >> timber lake updates his facebook fan page. >> he did not cooperate in the making of the film, the creator of facebook. >> 68 degrees on tv hill. coming up in the next half-hour -- >> it is raining cats and dogs. a live report is next. >> wrist a look at hd doppler.